Panasonic CU-V7CKP5 Service Manual

Panasonic CU-V7CKP5 Service Manual

Room air conditioner
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CONTENTS
CS-V7CKP CU-V7CKP5
CS-V9CKP CU-V9CKP5
CS-V12CKP CU-V12CKP5
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© 2002 Matsushita Industrial Corp. Sdn. Bhd.
(11969-T). All rights reserved. Unauthorized copying
and distribution is a violation of law.
Order No. MAC0210043C2

Room Air Conditioner

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45
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Table of Contents
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Summary of Contents for Panasonic CU-V7CKP5

  • Page 1: Table Of Contents

    Order No. MAC0210043C2 Room Air Conditioner CS-V7CKP CU-V7CKP5 CS-V9CKP CU-V9CKP5 CS-V12CKP CU-V12CKP5 CONTENTS Page Page 1 Features 11 Installation and Servicing Air Conditioner Using R410A 2 Functions 12 Servicing Information 3 Product Specifications 13 Troubleshooting Guide 4 Dimensions 14 Technical Data...
  • Page 2: Features

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 1 Features • High Efficiency • Quality Improvement − Gas leakage protection • Compact Design − Prevent compressor reverse cycle − 2-stage OLP to protect compressor • Comfort Environment − Noise prevention during soft dry operation −...
  • Page 3: Functions

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 2 Functions Remote Control Self illuminating button OFF / ON I TEMP. Operation OFF / ON Room Temperature Setting Cooling, Soft Dry, Air Circulation Operation. • Temperature Setting (16°C to 30°C) MODE...
  • Page 4: Indoor Unit

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 Indoor Unit AUTO OFF / ON Automatic Operation Button Random Auto Restart Control • Press for < 5s to operate Automatic • Operation is restarted randomly after power operation mode. failure at previous setting mode.
  • Page 5 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 Outdoor Unit Compressor Reverse Rotation Protection Control • To protect compressor from reverse rotation when there is a instantaneous power failure. Overload Protector • 2-Stage OLP to protect the compressor. Overload Protector will trip when –...
  • Page 6: Product Specifications

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 3 Product Specifications Unit CS-V7CKP CU-V7CKP5 Cooling Capacity kW (kcal/h) 2.40 (2,060) BTU/h 8,190 Moisture Removal l/h (Pint/h) 1.5 (3.2) Phase Single Power Source Cycle Airflow Method OUTLET SIDE VIEW TOP VIEW...
  • Page 7 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 Heat Exchanger Description Evaporator Condenser Tube material Copper Copper Fin material Aluminium (Pre Coat) Aluminium (Blue Coat) Fin Type Slit Fin Louver Fin Row / Stage (Plate fin configuration, forced draft) 2 × 15 1 ×...
  • Page 8 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 Unit CS-V9CKP CU-V9CKP5 Cooling Capacity kW (kcal/h) 3.02 (2,600) BTU/h 10,300 Moisture Removal l/h (Pint/h) 1.7 (3.6) Phase Single Power Source Cycle Airflow Method OUTLET SIDE VIEW TOP VIEW INTAKE Air Volume...
  • Page 9 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 Refrigerant Control Device — Capillary Tube Refrigeration Oil — FVC68D (330) Refrigerant (R-410A) g (oz) — 950 (33.5) Thermostat Electronic Control — Protection Device — 2 Stage Overload Protector Capillary Tube Length —...
  • Page 10 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 Unit CS-V12CKP CU-V12CKP5 Cooling Capacity kW (kcal/h) 3.70 (3,180) BTU/h 12,600 Moisture Removal l/h (Pint/h) 2.2 (4.6) Phase Single Power Source Cycle Airflow Method OUTLET SIDE VIEW TOP VIEW INTAKE Air Volume...
  • Page 11 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 Heat Exchanger Description Evaporator Condenser Tube material Copper Copper Fin material Aluminium (Pre Coat) Aluminium (Blue Coat) Fin Type Slit Fin Slit Fin Row / Stage (Plate fin configuration, forced draft) 2 × 15 2 ×...
  • Page 12: Dimensions

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 4 Dimensions...
  • Page 13 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5...
  • Page 14: Refrigeration Cycle Diagram

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 5 Refrigeration Cycle Diagram...
  • Page 15: Block Diagram

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 6 Block Diagram...
  • Page 16: Wiring Diagram

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 7 Wiring Diagram REMARKS : BLUE : BROWN : BLACK : GREEN : GRAY : ORANGE : PINK : RED : WHITE : YELLOW : YELLOW/GREEN Resistance of Indoor Fan Motor Windings...
  • Page 17: Operation Details

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 8 Operation Details 8.1. Cooling Mode Operation Cooling in operation according to Remote Control setting. Time Delay Safety Control (3 minutes) • When the compressor is stopped by Remote Control, it restarts after 3 minutes when the Remote Control is turned ON.
  • Page 18 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 Automatic Fan Speed Mode When Automatic Fan Speed is selected at Remote Control during cooling operation. • Fan speed rotates in the range of Hi to Me. • Deodorizing Control. Cooling Operation Time Diagram...
  • Page 19 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 Quiet Operation Control (For Cooling Mode or cooling region of Soft Dry Mode) • Purpose of this operation is to provide quite cooling operation compare to normal operation. • When the Quiet Mode is set at the remote control, Quiet Mode LED illuminates, the sound level will be automatically decreased 2 dB (Lo), decreased 3 dB (Hi, Me), against the present sound level operation.
  • Page 20: Soft Dry Mode Operation

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 8.2. Soft Dry Mode Operation • The unit starts cooling operation until the room temperature reaches the setting temperature set on the Remote Control, and then Soft Dry operation will start. • During Soft Dry operation, the Indoor Fan will operate at Lo- speed.
  • Page 21 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 Soft Dry Operation Time Diagram Quiet Operation Control (For Dry region of Soft Dry Mode)
  • Page 22: Air Circulation Mode Operation

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 8.3. Air Circulation Mode Operation • When the temperature near the ceiling reaches the setting temperature, Air Circulation Mode operation commences at low airflow volume. It stops when the temperature drops to 2°C below the setting temperature.
  • Page 23: Powerful Mode Operation

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 8.5. Powerful Mode Operation • Purpose of this operation is to obtain the setting temperature quickly. • When the Powerful Mode is set, the set temperature will be automatically decreased 3°C against the present setting temperature (Lower temperature: 16°C).
  • Page 24: Vertical Airflow Direction Control

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 8.8. Vertical Airflow Direction Control Vertical Airflow Direction Auto-Control • When set a Airflow Direction Auto-Control with remote control, the louver swings up and down as shown in the diagram. • The louver does not swing when the Indoor Fan Motor stops during operation at the upper limit.
  • Page 25: Delay On Timer Control

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 8.9. Delay ON Timer Control • When the Delayed ON Timer is set by using the remote control, the unit will start operate slightly before the set time, so that the room will reach nearly to the set temperature by the desired time.
  • Page 26 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 Air flow direction (Horizontal Vane) control: Follow vane direction control at cooling mode. Horizontal vane can be changed by customer during ion only operation. 2. Ion only operation can be off by pressed ION button again. (2 → 1) 3.
  • Page 27: Ionizer Operation Case Study

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 8.11.2. Ionizer Operation case study Case 1a: Ionizer only operation (12h delay timer ON) Case 1b: Ionizer only operation (12h delay timer OFF) Case 2a: Ionizer only operation (24h real time timer ON)
  • Page 28 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 Case 8: Ionizer only operation (Auto Fan) & shift to Cool Mode...
  • Page 29 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 Note: 1. 24 times checking: Actual Ion ON for 10s & OFF for 1s 30 min continuously for 24 times. 2. 24 times count will be cleared when following conditions happen. a) 24 times count over, b) Ionizer cancel if press Ion button or power reset, c) Ion f/b sgnl OK.
  • Page 30: Operating Instructions

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 9 Operating Instructions SAFETY PRECAUTIONS I Installation Precautions I Operation Precautions Before operating, please read the following “Safety Precautions” carefully. Warning Warning G To prevent personal injury, injury to others and This sign warns of death or serious injury.
  • Page 31 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 G How to Insert the Batteries NAME OF EACH PART I Remote Control 1 Signal Transmitter 2 Operation Display 3 Ionizer Mode Operation Button 4 Room Temperature Setting Button (illuminating button) AUTO...
  • Page 32: Convenience Operation

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 I Setting the Fan Speed I Setting the Horizontal Airflow Direction G Operation Details • Press 4 to select:- – Low Fan Speed COOL – Cooling Operation – Medium Fan Speed •...
  • Page 33: Care And Maintenance

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 CARE AND MAINTENANCE I Cleaning the Indoor Unit and Remote I Pre-season Inspection I Air Purifying Filters Control G Is the discharged air cold/warm? • Wipe gently with a soft, dry cloth.
  • Page 34: Troubleshooting

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 TROUBLESHOOTING I Normal Operation I Call the Dealer Immediately If the following conditions occur, turn off and unplug the Is it okay? This is the answer main power supply, and then call the dealer immediately.
  • Page 35: Installation Instructions

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 10 Installation Instructions Required tools for Installation Works 1. Philips screw driver 5. Spanner 9. Gas leak detector 13. Multimeter 2. Level gauge 6. Pipe cutter 10. Measuring tape 14. Torque wrench 18 N.m (1.8 kgf.m)
  • Page 36 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 1. The equipment must be earthed. It may cause electrical shock if grounding is not perfect. 2. Do not install the unit at place where leakage of flammable gas may occur. In case gas leaks and accumulates at surrounding of the unit, it may cause fire.
  • Page 37 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 Attached accessories Indoor/Outdoor Unit Installation Diagram Applicable piping kit CZ-3F5, 7AEN (C7CK, C9CK, A7CK, A9CK, V7CK, V9CK, W7CK, W9CK) CZ-4F5, 7, 10AN (C12CK, A12CK, V12CK, W12CK) SELECT THE BEST LOCATION INDOOR UNIT •...
  • Page 38: Select The Best Location

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 10.2. INDOOR UNIT 10.2.1. SELECT THE BEST LOCATION 10.2.3. TO DRILL A HOLE IN THE WALL (Refer to “Select the best location” AND INSTALL A SLEEVE OF section) PIPING 1. Insert the piping sleeve to the hole.
  • Page 39 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 3. For the embedded piping (This can be used for left rear piping & left bottom piping also.)
  • Page 40 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 10.2.5. CONNECT THE CABLE TO THE INDOOR UNIT 1. The inside and outside connecting cable can be connected without removing the front grille. 2. Connecting cable between indoor unit and outdoor unit...
  • Page 41: Outdoor Unit

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 10.3. OUTDOOR UNIT HOW TO TAKE OUT FRONT GRILLE Please follow the steps below to take out front grille if 10.3.1. SELECT THE BEST LOCATION necessary such as when servicing. (Refer to “Select the best location”...
  • Page 42 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 CUTTING AND FLARING THE PIPING 1. Please cut using pipe cutter and then remove the burrs. 2. Remove the burrs by using reamer. If burrs is not removed, gas leakage may be caused.
  • Page 43: Connect The Cable To The Outdoor Unit

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 10.3.5. (b) AIR PURGING OF THE PIPING AND INDOOR UNIT The remaining air in the Refrigeration cycle which contains moisture may cause malfunction on the compressor. 1. Remove the caps from the 2-way and 3-way valves.
  • Page 44 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 DISPOSAL OF OUTDOOR UNIT DRAIN WATER NOTE: • If a drain elbow is used, the unit should be placed on a These equipment shall be connected to a suitable mains network with a main impedance less than the following: stand which is taller than 3 cm.
  • Page 45: Installation And Servicing Air Conditioner Using R410A

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 11 Installation and Servicing Air Conditioner Using R410A 11.1. OUTLINE 11.1.1. About R410A Refrigerant 1. Converting air conditioners to R410A Since it was declared in1974 that chlorofluorocarbons (CFC), hydro chlorofluorocarbons (HCFC) and other substances pose a destructive danger to the ozone layer in the earth´s upper stratosphere (20 to 40 km above the earth), measures have been...
  • Page 46: Tool For Installing / Servicing Refrigerant Piping

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 d. R410A refrigerating machine oil Conventionally, mineral oil or a synthetic oil such as alkylbenzene has been used for R22 refrigerating machine oil. Because of the poor compatibility between R410A and conventional oils like mineral oil, however, there is a tendency for the refrigerating machine oil to collect in the refrigerating cycle.
  • Page 47: R410A Tools

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 11.2.2. R410A Tools 1. Cooper tube gauge for clearance adjustment (used when flaring with the conventional flaring tool (clutch type)) • This gauge makes it easy to set the clearance for the copper tube to 1.0-1.5 mm from the clamp bar of the...
  • Page 48 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 5. Charging hose • The pressure resistance of the charging hose has been raised to match the higher pressure of R410A. The hose material has also been changed to suit HFC use, and the size of the fitting has been changed to match the manifold ports.
  • Page 49 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 8. Electronic scale for refrigerant charging • Because of the high pressure and fast vaporizing speed of R410A, the refrigerant cannot be held in a liquid phase inside the charging cylinder when charging is...
  • Page 50: Refrigerant Piping Work

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 11.3. REFRIGERANT PIPING WORK 11.3.1. Piping Materials It is recommended that you use copper and copper alloy jointless pipes with a maximum oil adherence of 40 mg/10m. Do not used pipes that are crushed, deformed, or discolored (especially the inside surface). If these inferior pipes are used, impurities may clog the expansion valves or capillaries.
  • Page 51 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 Table 11 R410A flaring dimensions Nominal Outside Wall thickness A (mm) diameter diameter (mm) R410A flaring Conventional flaring tool (mm) tool, clutch type Clutch type Wing-nut type 6.35 0 - 0.5 1.0 - 1.5 1.5 - 2.0...
  • Page 52: Refrigerant Piping

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 b. Copper pipes Use only copper pipes with the thickness given in table 10, and with minimal impurities. Because the surface of the pipe is exposed, you should take special care, and also take measures such as marking the pipes to make sure they are easily distinguished from other piping materials, to prevent mistaken use.
  • Page 53: Transferring (Using New Refrigerant Piping)

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 11.4.2. Transferring (Using New Refrigerant Piping) 1. Removing the unit a. Collecting the refrigerant into the outdoor unit by pumping down The refrigerant can be collected into the outdoor unit (pumping down) by pressing the TEST RUN button, even when the temperature of the room is low.
  • Page 54 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 5. Set the refrigerant cylinder onto the electronic scale, then correct the hose the cylinder and to the connection port for the electronic scale. (1)(2) Precaution: Be sure to set up the cylinder for liquid charging. If you use a cylinder equipped with a siphon tube, you can charge the liquid without having to turn the cylinder around 6.
  • Page 55 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 <Brazing Method for Preventing Oxidation> 1. Attach a reducing valve to the nitrogen gas cylinder. 2. Attach a reducing valve to the nitrogen gas cylinder. 3. Apply a seal onto the clearance between the piping and inserted pipe for the nitrogen gas in order to prevent the nitrogen gas from flowing backward.
  • Page 56: Servicing Information

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 12 Servicing Information Caution: • Pb free solder has a higher melting point than standard solder; Typically the melting point is 50 - 70°F (30 - 40°C) higher. Please use a high temperature soldering iron. In case of the soldering iron with temperature control, please set it to 700 ± 20°F (370 ± 10°C).
  • Page 57 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 − Pulling out the Drain Hose from outlet to remove the Discharge Grille. (Fig. 5) − Removing the right and left screws. (Fig. 5) − Then remove the Control Board by pressing down the hook at the left and pushing up the right hook.
  • Page 58 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 − Remove the screws at the left of the Evaporator. (Fig. 8) Fig. 8 − Remove the Bearing. (Fig. 9) − Push up the Evaporator and pull out the Cross Flow Fan from shaft.
  • Page 59 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 • Remote Control Reset When the batteries are inserted for the first time, or the batteries are replaced, all the indications will blink and the remote control might not work. If this happen, remove the cover of the remote control and you will find a resetting terminal, and by shorting it with a minus screwdriver, it will return to normal.
  • Page 60: Troubleshooting Guide

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 13 Troubleshooting Guide 13.1. Refrigeration cycle system In order to diagnose malfunctions, make sure that there are no electrical problems before inspecting the refrigeration cycle. Such problems include insufficient insulation, problem with the power source, malfunction of a compressor and a fan.
  • Page 61: Diagnosis Methods Of A Malfunction Of A Compressor

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 13.1.1. Relationship between the condition of the air conditioner and pressure and electric current Cooling Mode Condition of the air conditioner Low Pressure High Pressure Electric current during operation Insufficient refrigerant (gas...
  • Page 62: Technical Data

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 14 Technical Data 230V Outdoor Temp. (°C) Indoor wet bulb temp. 17.0°C 2.38 1.80 0.60 2.22 1.73 0.64 2.07 1.66 0.69 1.88 1.58 0.74 19.0°C 2.40 0.65 19.5°C 2.61 1.89 0.61 2.44 1.82...
  • Page 63 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5...
  • Page 64 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5...
  • Page 65: Exploded View

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 15 Exploded View Note: The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts.
  • Page 66: Replacement Parts List

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 16 Replacement Parts List <Model: CS-V7CKP / CS-V9CKP / CS-V12CKP> REF. NO. PART NAME & DESCRIPTION QTY. CS-V7CKP CS-V9CKP CS-V12CKP REMARKS ← ← CHASSY COMPLETE CWD50C1246 ← ← FAN MOTOR CWA921060 ←...
  • Page 67: Exploded View

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 17 Exploded View Note: The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts.
  • Page 68: Replacement Parts List

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 18 Replacement Parts List <Model: CU-V7CKP5 / CU-V9CKP5 / CU-V12CKP5> REF. NO. PART NAME & DESCRIPTION QTY. CU-V7CKP5 CU-V9CKP5 CU-V12CKP5 REMARKS ← CHASSY ASS’Y CWD50K2071 CWD50K2072 ← ← SOUND PROOF MATERIAL CWG302088 ←...
  • Page 69: Electronic Circuit Diagram

    CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 19 Electronic Circuit Diagram • CS-V7CKP / CU-V7CKP5 • CS-V9CKP / CU-V9CKP5 • CS-V12CKP / CU-V12CKP5 SCHEMATIC DIAGRAM 1/3 MAIN 5.1k RECEIVER (MX3) CN-RCV1 — INDICATOR (PH10) SW101 CN-DISP AUTO CN-DISP D101...
  • Page 70 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 SCHEMATIC DIAGRAM 2/3 CN-ION TEST 4.7k P50/A8 SSR01 P51/A9 RY-PWR DRIVE SIGNAL STEPPING 4.7k TIMER SHORTEN MOTOR P52/A10 P03/INTP3 DRIVE SIGNAL FAN SPEED P53/A11 DRIVE SIGNAL P02/INTP2 BUZZER AUTO OPERATION P54/A12 P01/INTP1...
  • Page 71 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 SCHEMATIC DIAGRAM 3/3 T01 D101 R101 D102 EH-4P R102 -5.7kV 4.7k AC 220-240V 50/60Hz RY-PWR (WHT) FUSE CAPACITOR FAN MOTOR IC03 IC04 REGULATOR REGULATOR DB01 (NHG) COMPRESSOR CAPACITOR ZNR03 1.0k 39k/2W 39k/2W...
  • Page 72 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5...
  • Page 73 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 How to use electronic circuit diagram TIMER TABLE Test Mode Name Time (When test point Remarks Short-circuited) Real Timer 1 hr. 1 min. 10 min. 10 sec. 1 min. 1 sec. Time Delay Safety Control 2 min.
  • Page 74 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 19.1. REMOTE CONTROL...
  • Page 75 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 19.2. PRINT PATTERN INDOOR UNIT PRINTED CIRCUIT BOARD TOP VIEW...
  • Page 76 CS-V7CKP CU-V7CKP5 / CS-V9CKP CU-V9CKP5 / CS-V12CKP CU-V12CKP5 19.3. PRINT PATTERN INDOOR UNIT PRINTED CIRCUIT BOARD BOTTOM VIEW [MAICO] Printed in Malaysia...

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